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Advanced Scan on .NET Framework

Curtis Chau
Curtis Chau
Updated: August 2, 2026

Using the IronOcr.Extensions.AdvancedScan package in an x32 project will throw the following exception.

Unhandled Exception: System.NotImplementedException: The method or operation is not implemented.
   at IronSoftware.Deployment.DeploymentEngine.Deploy[T](String custom_dir, Boolean download)
   at Iron.Ocr.Extensions.ttotlb.get_kiobqg()
   at Iron.Ocr.Extensions.ttotlh.jvwyxt()
SHELL

Solution

To resolve this issue, navigate to the project configuration and uncheck the "Prefer 32-bit" option.

Reason

Using advanced scan on .NET Framework requires the project to run on x64 architecture. The IronOcr.Extensions.AdvancedScan package utilizes Intel's OpenVINO to compile and make inferences from PaddleOCR models, which do not support Windows x86.

Curtis Chau
Technical Writer

Curtis Chau holds a Bachelor’s degree in Computer Science (Carleton University) and specializes in front-end development with expertise in Node.js, TypeScript, JavaScript, and React. Passionate about crafting intuitive and aesthetically pleasing user interfaces, Curtis enjoys working with modern frameworks and creating well-structured, visually appealing manuals.

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